Update app.py

app.py

@@ -635,6 +635,20 @@ def _match_staff_role(question: str):
     if not ql:
         return None
 
+    # Staff role lookup only makes sense for short questions asking WHO/CONTACT
+    # Long research questions (>12 words) should never trigger this
+    if len(ql.split()) > 12:
+        return None
+
+    # Also exclude questions that are clearly research searches, not staff lookups
+    research_intent_re = re.compile(
+        r"\b(i need|find me|looking for|search for|show me|give me|"
+        r"articles?|papers?|books?|literature|how effective|how does|"
+        r"what are|what is the|impact of|effect of|based on|published)\b"
+    )
+    if research_intent_re.search(ql):
+        return None
+
     role_trigger_re = re.compile(
         r"\b(librarian|library director|director|manager|services?|service|systems?|technology|website|"
         r"research|access|open access|orcid|bibliometric|bibliometrics|public services?|"